$height: .5rem;
$width: 1rem;
$bj: #e7e7e7;

$openBj: blue;
$closeBj: gray;

$btnWidth: .5rem;

.switch{
	height: $height;
	width: $width;
	position: relative;
	background: $bj;
	.open{
		height: $height;
		background: $openBj;
	}
}